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  • Jul
    04
    The increase in fuel consumption of generator sets starts from three aspects
    The increase in fuel consumption of generator sets means an increase in usage costs, which is something that users don’t want to see. To deal with the problem of increased fuel consumption, Haixing Power recommends that everyone start from three aspects. The common reasons for the increase in fuel consumption of the generator set are the following three: 1. The fuel injection pump plunger is adjusted to be too large, or the lock screw of the adjustment ring is loose, causing the adjustment ring to be displaced, resulting in the fuel injection pump to be too large. 2. The adjustment screw for limiting the maximum oil volume of rack in the speed controller is too large to adjust the adjustment of the throttle handle limit screw. 3. Too much oil in the speed controller will increase the amount of oil supply and lead to 'speed'. When the oil supply is too high, it will increase fuel consumption, incomplete combustion of fuel, severe carbon accumulation in the combustion chamber, accelerate the wear of cylinders, pistons and piston rings, and even overheating and knocking of cylinders. Therefore, it must be dealt with in time. Smoking abnormality is a symptom of combustion problems.
  • Jun
    20
    Before repairing the generator set, you should first understand the equipment structure
    Many users like to inspect, disassemble and repair the equipment themselves when there is a problem. In this case, Haixing would like to remind everyone that performing such operations requires staff to understand the structure of the generator set. Have you done this? copyright by:www.hxdlkj.com Some maintenance personnel disassembled and repaired the equipment because they were not very clear about the mechanical structure and principles of the equipment, and did not carefully analyze the cause of the fault and did not accurately determine the fault location. As a result, they not only failed to eliminate the original fault, but also may have new problems. Therefore, when a machine fails, you must first choose someone familiar with the structure of the power generation equipment for inspection, and use the detection equipment to conduct inspection; if there is no detection equipment, you can use traditional fault judgment methods, 'question, view, check, test' and methods, and combine the structure and working principle of the equipment to determine the location where the fault may occur. From simple to
  • Jun
    03
    There are tricks to distinguish the authenticity of the generator set oil
    Engine oil in generator sets is mainly lubricating, and lubrication is an important means to extend the unit's life and improve the efficiency of use. Therefore, it is crucial to choose a reliable lubricating engine oil. So, in real life, what are the ways to distinguish the quality of engine oil. Be careful of inferior engine oil? Haixing believes that everyone can take the following measures. First put the engine oil in a test tube and heat it to 110 to 120 degrees Celsius. If there is a 'crackling' sound in the oil, it indicates that there is water in the engine oil. If there is water in the engine oil, heat the oil to 110 to 120 degrees Celsius by indirect heating. When the bubbles in the engine oil disappear, they cool to room temperature and the moisture will be removed. If you are unfortunately suffering from a loss and have no way to complain about the inferior lubricant, we can evaporate the moisture through the above method and continue to use it. If the engine oil has been slightly emulsified, use the following methods to deal with it: collect the emulsified engine oil of the same grade and participate
  • May
    26
    Suggestions on the design and installation of smoke exhaust pipes of generator sets
    The smoke exhaust pipeline of the generator set is designed in place and reasonably, which not only ensures the normal operation of the unit, but also creates a good computer room environment for users. Therefore, it is very particular when designing and installing smoke exhaust pipes. Haixing Power has compiled the following suggestions for all users: 1. All smoke exhaust pipes should have good support and fixation. Unsupported silence cannot be installed at the unit manifold or the unit boost outlet. 2. A soft connection should be installed between the smoke pipe and the unit to absorb the thermal expansion and contraction of the pipeline, the displacement and vibration of the unit; the soft connection should be as close to the unit's smoke exhaust outlet (supercharger or exhaust manifold) as possible. 3. Rainproof caps, covers and other rainproof designs should be installed at the terminals of the smoke exhaust pipe to prevent rain and snow from entering. The smoke pipe part close to the unit should be equipped with a condensate collector and drainage valve. 4. It is recommended that unit equipment share smoke exhaust pipes. Carbon dust and condensate discharged by equipment during operation
  • May
    19
    How to detect the decibel value of a generator set
    Generator sets are now increasingly widely used in many fields, and users have increasingly high requirements for generator sets, especially schools, hospitals, government units, etc., which put forward high requirements for the bass performance of generator sets, emphasizing that the unit pays attention to low noise when designing. So, how do you ensure that the generator set meets the requirements when purchasing? This requires customers to learn to test decibels. Today, Haixing will introduce it to you. copyright by: www.hxdlkj.com 1. Do not exceed 1M test distance when testing the generator set. 2. Choose an open-air and open-air site without buildings. The noise of the generator set is increased by secondary recurrence by debris or barriers. 3. Choose to test decibels for diesel generator sets in the late night to avoid the increase of other noises causing inaccurate data on diesel generator set tests. 4. What must be outside the generator set
  • May
    12
    Remember to operate the generator set six 'No'
    We all know that when operating the generator set, operators must develop good operating habits and consciously abide by operating specifications, so as to effectively extend the service life of the generator set and improve working efficiency. However, in the actual operation, many operators still have bad habits, so Haixing summarized six of them for comparison. copyright by: www.hxdlkj.com (1) Do not run the diesel engine with load before starting the cold machine. When starting the cold machine, due to the large viscosity and poor fluidity of the oil, the oil pump is insufficient oil supply, and the friction surface of the machine is poorly lubricated due to oil deficiency, causing rapid wear, and even failures such as cylinder pulling and tiles burning. Therefore, after the diesel engine is started, it should run at idle speed and heat up, and then run with load when the standby oil temperature reaches above 40℃; the machine should be in a low-speed gear at the start and drive in each gear for a period of time.
  • May
    09
    The power of the generator set is inseparable from the working environment
    In addition to being related to its own operating conditions, the power of the generator set is also closely related to the working environment. Only a suitable working environment can enable the generator set to reach the rated power. Otherwise, the power of the generator set will be reduced. Today, Haixing will introduce to you the relationship between the power of the generator set and the working environment. copyright by:www.hxdlkj.com (1) When using a generator set, the altitude does not exceed 1000m. If it exceeds 1000m, the power will be reduced. The higher the altitude, the more the power will drop. (2) It is advisable to have a working ambient temperature of 5-40℃. An automated unit without oil and water preheating devices requires an ambient temperature of 25-40℃. If this range exceeds this range, the unit power will be reduced, and it will also be difficult to start at low temperatures. (3) The relative humidity of the air when using the generator set is not greater than 90
  • Apr
    23
    How to dry the damp generator set?
    Heavy humidity in the air or mistakes of staff may cause the generator set to be damp. The damp generator set will lead to a reduction in its insulation resistance performance, which poses certain safety hazards. How to dry the generator set is a problem that must be faced. Next, Haixing will introduce you to the specific methods for drying the generator set: Directly short the three-phase outlet of the generator set stator winding to ensure the connection is firm. Modify the maximum resistance position of the voltage regulator converter in the excitation circuit. If the resistance value is not large enough, another resistor should be connected to increase the resistance value. Then start the generator set, pay attention to slowly accelerating to the rated speed, and then slowly adjust the excitation current. The excitation current is determined based on the moisture condition of the generator set, but the short-circuit current of the stator winding shall not exceed the rated current. In addition, it is necessary to improve the ventilation conditions of the storage environment of the generator set and to be equipped with good ventilation equipment. If it is in the cold season
  • Apr
    18
    Haixing reveals the reasons for the thermal runaway of the motor unit for you
    The thermal runaway from the generator set may be a sign of problems inside the equipment. How should we judge the cause of the thermal runaway from the generator set and then confirm the faulty parts? To facilitate everyone's review, Haixing has compiled common reasons for thermal runaway from generator sets, as follows: 1. Exothermic reaction of oxygen composite reaction. The oxygen composite reaction of the oxygen produced by the positive electrode at the negative electrode is an exothermic reaction. If the heat emitted by the reaction cannot be released, the temperature of the battery will increase. 2. The battery structure is not conducive to heat dissipation. The structural features of valve-controlled sealed lead-acid batteries are sealed, lean electrolyte, and tightly assembled with ultra-fine glass fiber diaphragm, which are not conducive to heat dissipation. That is, this battery is not like a liquid-rich battery, which can dissipate heat in the battery through exhaust gas, a large amount of electrolyte and a non-close arrangement between the plates. 3. The ambient temperature is high. The higher the ambient temperature, the worse it is to dissipate heat from the battery, and the increase in temperature will cause the battery to float and charge.
  • Apr
    11
    Identify the problem of diesel generator sets through sound
    The sound is amazing! We can tell who this person is through the voice of someone. Machines are no exception, and every machine has its sound. It is a sound when it is normal, and it is another sound when it is abnormal. Through different sounds, we can understand whether the machine is normal. Diesel generator sets are good machines for generating electricity. Whether it is normal or not will directly affect our lives and the production of enterprises. According to what we introduced, we can tell whether the fault is and find the source of the fault by the sound it makes when it works. Below, Jiangsu Haixing introduces this advanced technology to you: 1. The sounds emitted by the engine are continuous and regular, such as continuous knocking sounds, which may cause the rotational component to fail. 2. The sounds made by the diesel engine are irregular and intermittent. This requires considering that some components of the generator are not installed firmly. 3. The sound is rotating when the engine is rotated
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More than 20 years of experience in gas power generation engineering application. It has the ability to provide integrated operation services of technology, equipment, engineering design, construction, operation and services.

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